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91 lines
2.5 KiB
91 lines
2.5 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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/* |
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* This file is subject to the terms and conditions of the GNU General Public |
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* License. See the file "COPYING" in the main directory of this archive |
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* for more details. |
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* |
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* Copyright (C) 1996, 1997, 1999 by Ralf Baechle |
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* Copyright (C) 1999 Silicon Graphics, Inc. |
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*/ |
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#ifndef _UAPI_ASM_SIGCONTEXT_H |
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#define _UAPI_ASM_SIGCONTEXT_H |
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#include <linux/types.h> |
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#include <asm/sgidefs.h> |
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/* scalar FP context was used */ |
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#define USED_FP (1 << 0) |
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/* the value of Status.FR when context was saved */ |
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#define USED_FR1 (1 << 1) |
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/* FR=1, but with odd singles in bits 63:32 of preceding even double */ |
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#define USED_HYBRID_FPRS (1 << 2) |
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/* extended context was used, see struct extcontext for details */ |
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#define USED_EXTCONTEXT (1 << 3) |
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#if _MIPS_SIM == _MIPS_SIM_ABI32 |
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/* |
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* Keep this struct definition in sync with the sigcontext fragment |
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* in arch/mips/kernel/asm-offsets.c |
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*/ |
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struct sigcontext { |
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unsigned int sc_regmask; /* Unused */ |
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unsigned int sc_status; /* Unused */ |
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unsigned long long sc_pc; |
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unsigned long long sc_regs[32]; |
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unsigned long long sc_fpregs[32]; |
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unsigned int sc_acx; /* Was sc_ownedfp */ |
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unsigned int sc_fpc_csr; |
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unsigned int sc_fpc_eir; /* Unused */ |
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unsigned int sc_used_math; |
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unsigned int sc_dsp; /* dsp status, was sc_ssflags */ |
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unsigned long long sc_mdhi; |
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unsigned long long sc_mdlo; |
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unsigned long sc_hi1; /* Was sc_cause */ |
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unsigned long sc_lo1; /* Was sc_badvaddr */ |
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unsigned long sc_hi2; /* Was sc_sigset[4] */ |
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unsigned long sc_lo2; |
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unsigned long sc_hi3; |
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unsigned long sc_lo3; |
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}; |
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#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ |
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#if _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32 |
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#include <linux/posix_types.h> |
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/* |
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* Keep this struct definition in sync with the sigcontext fragment |
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* in arch/mips/kernel/asm-offsets.c |
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* |
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* Warning: this structure illdefined with sc_badvaddr being just an unsigned |
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* int so it was changed to unsigned long in 2.6.0-test1. This may break |
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* binary compatibility - no prisoners. |
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* DSP ASE in 2.6.12-rc4. Turn sc_mdhi and sc_mdlo into an array of four |
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* entries, add sc_dsp and sc_reserved for padding. No prisoners. |
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*/ |
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struct sigcontext { |
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__u64 sc_regs[32]; |
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__u64 sc_fpregs[32]; |
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__u64 sc_mdhi; |
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__u64 sc_hi1; |
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__u64 sc_hi2; |
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__u64 sc_hi3; |
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__u64 sc_mdlo; |
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__u64 sc_lo1; |
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__u64 sc_lo2; |
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__u64 sc_lo3; |
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__u64 sc_pc; |
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__u32 sc_fpc_csr; |
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__u32 sc_used_math; |
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__u32 sc_dsp; |
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__u32 sc_reserved; |
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}; |
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#endif /* _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32 */ |
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#endif /* _UAPI_ASM_SIGCONTEXT_H */
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